Patents by Inventor Jung Chan Kim

Jung Chan Kim has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 10358930
    Abstract: Disclosed herein is a fixture for a bucket for a turbine blade. The fixture includes a rotor wheel that includes a plurality of dovetail grooves. A platform seat is formed between the dovetail grooves and provided with a first insertion groove in a circumferential direction. A bucket includes a platform that inserts into one of the dovetail grooves. A base platform disposed on an upper surface of the platform includes a second insertion groove at a position facing the first insertion groove.
    Type: Grant
    Filed: August 1, 2016
    Date of Patent: July 23, 2019
    Assignee: Doosan Heavy Industries Construction Co., Ltd
    Inventors: Young Ho Ju, Jung Chan Kim, Seong Jong Yang, Seok Jin Jang, Cheol Hong Kim
  • Patent number: 10066494
    Abstract: There is provided a turbine including a rotor wheel including a plurality of dovetail grooves and at least one insertion groove, the dovetail grooves and the insertion groove arranged in a circumferential direction of the rotor wheel; a plurality of first buckets, each of the first buckets including a vane, a platform provided at a first end portion of the vane, and a dovetail provided at the platform and having a shape corresponding to a corresponding dovetail groove; at least one second bucket including a vane, a platform provided at a first end portion of the vane, and at least one protrusion portion provided at the platform and configured to be inserted into a corresponding insertion groove of the insertion groove; and a fixing member configured to be inserted through the protrusion portion and the rotor wheel and configured to restrict radial movement of the second bucket.
    Type: Grant
    Filed: October 15, 2014
    Date of Patent: September 4, 2018
    Assignee: DOOSAN HEAVY INDUSTRIES & CONSTRUCTION CO., LTD.
    Inventors: Jung Chan Kim, Young Ho Ju, Jung Ho Lee, Tae Sub Oh, Cheol Hong Kim
  • Patent number: 10012096
    Abstract: Provided is a turbine including a rotor wheel including a plurality of dovetail grooves and a insertion groove, the insertion groove including a first catching groove; a plurality of first buckets, each of the plurality of first buckets including a vane, a platform provided at a first end portion of the vane, and a dovetail provided at the platform and having a shape corresponding to the dovetail groove; a second bucket including a vane, a platform provided at a first end portion of the vane, and a protrusion portion and configured to be inserted into the insertion groove, the protrusion portion including a second catching groove; and a fixing member configured to be inserted into each of the first and second catching grooves, the fixing member configured to restrict radial movement of the second bucket.
    Type: Grant
    Filed: October 15, 2014
    Date of Patent: July 3, 2018
    Assignee: DOOSAN HEAVY INDUSTRIES & CONSTRUCTION CO., LTD.
    Inventors: Jung Chan Kim, Young Ho Ju, Jung Ho Lee, Tae Sub Oh, Cheol Hong Kim
  • Publication number: 20170037735
    Abstract: Disclosed herein is a fixture for a bucket for a turbine blade. The fixture includes a rotor wheel that includes a plurality of dovetail grooves. A platform seat is formed between the dovetail grooves and provided with a first insertion groove in a circumferential direction. A bucket includes a platform that inserts into one of the dovetail grooves. A base platform disposed on an upper surface of the platform includes a second insertion groove at a position facing the first insertion groove.
    Type: Application
    Filed: August 1, 2016
    Publication date: February 9, 2017
    Inventors: Young Ho JU, Jung Chan KIM, Seong Jong YANG, Seok Jin JANG, Cheol Hong KIM
  • Publication number: 20150104320
    Abstract: There is provided a turbine including a rotor wheel including a plurality of dovetail grooves and at least one insertion groove, the dovetail grooves and the insertion groove arranged in a circumferential direction of the rotor wheel; a plurality of first buckets, each of the first buckets including a vane, a platform provided at a first end portion of the vane, and a dovetail provided at the platform and having a shape corresponding to a corresponding dovetail groove; at least one second bucket including a vane, a platform provided at a first end portion of the vane, and at least one protrusion portion provided at the platform and configured to be inserted into a corresponding insertion groove of the insertion groove; and a fixing member configured to be inserted through the protrusion portion and the rotor wheel and configured to restrict radial movement of the second bucket.
    Type: Application
    Filed: October 15, 2014
    Publication date: April 16, 2015
    Applicant: DOOSAN HEAVY INDUSTRIES & CONSTRUCTION CO., LTD.
    Inventors: Jung Chan KIM, Young Ho JU, Jung Ho LEE, Tae Sub OH, Cheol Hong KIM
  • Publication number: 20150104319
    Abstract: Provided is a turbine including a rotor wheel including a plurality of dovetail grooves and a insertion groove, the insertion groove including a first catching groove; a plurality of first buckets, each of the plurality of first buckets including a vane, a platform provided at a first end portion of the vane, and a dovetail provided at the platform and having a shape corresponding to the dovetail groove; a second bucket including a vane, a platform provided at a first end portion of the vane, and a protrusion portion and configured to be inserted into the insertion groove, the protrusion portion including a second catching groove; and a fixing member configured to be inserted into each of the first and second catching grooves, the fixing member configured to restrict radial movement of the second bucket.
    Type: Application
    Filed: October 15, 2014
    Publication date: April 16, 2015
    Applicant: DOOSAN HEAVY INDUSTRIES & CONSTRUCTION CO., LTD.
    Inventors: Jung Chan KIM, Young Ho JU, Jung Ho LEE, Tae Sub OH, Cheol Hong KIM
  • Patent number: 8356495
    Abstract: A laundry apparatus is disclosed. A laundry apparatus includes a cabinet, a drum rotatable in the cabinet, a weight balancer compensating eccentric rotation of the drum, and a securing member inertedly securing the weight balancer to the drum.
    Type: Grant
    Filed: May 15, 2009
    Date of Patent: January 22, 2013
    Assignee: LG Electronics Inc.
    Inventors: Kyu Hwan Lee, Jung Chan Kim, Hee Tae Lim
  • Publication number: 20100127767
    Abstract: An integrated circuit (IC) device is provided. The IC device includes a detector configured to detect an abnormal condition of the IC device and to generate a detection result as an attack signal, and a noise filter configured to filter out the attack signal as noise and to generate a filtered attack signal. The noise filter is configured to filter out the attack signal as noise when the attack signal is not maintained at a first logic level for a reference period and to generate the filtered attack signal when the attack signal is maintained at the first logic level for the reference period.
    Type: Application
    Filed: November 25, 2009
    Publication date: May 27, 2010
    Inventors: Eui Seung Kim, Yong Hee An, Jung-Chan Kim
  • Publication number: 20090293551
    Abstract: A laundry apparatus is disclosed. A laundry apparatus includes a cabinet, a drum rotatable in the cabinet, a weight balancer compensating eccentric rotation of the drum, and a securing member inertedly securing the weight balancer to the drum.
    Type: Application
    Filed: May 15, 2009
    Publication date: December 3, 2009
    Applicant: LG ELECTRONICS INC.
    Inventors: Kyu Hwan Lee, Jung Chan Kim, Hee Tae Lim